Home / 690,835,796.99-1,036,719,958.01-270,605,044.15

Finding the Fourth Proportional to 690,835,796.99, 1,036,719,958.01 and 270,605,044.15

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Solution

The fourth proportional to 690,835,796.99, 1,036,719,958.01 and 270,605,044.15 is: 406,090,204.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,835,796.99 : 1,036,719,958.01 = 270,605,044.15 : x
  2. Step 2: Convert to fraction form
    690,835,796.99/1,036,719,958.01 = 270,605,044.15/x
  3. Step 3: Cross multiply
    690,835,796.99x = 1,036,719,958.01 × 270,605,044.15
  4. Step 4: Simplify right side
    690,835,796.99x = 280,541,650,008,482,176
  5. Step 5: Solve for x
    x = 280,541,650,008,482,176/690,835,796.99
  6. Step 6: Final answer
    x = 406,090,204.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.